linux-kernel - Re: [RFC PATCH v3 0/3] x86/perf/amd: AMD PMC counters and NMI latency

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Message-ID: <20190403142754.GE1421@uranus.lan>
Date:   Wed, 3 Apr 2019 17:27:54 +0300
From:   Cyrill Gorcunov <gorcunov@...il.com>
To:     Vince Weaver <vince@...ter.net>
Cc:     Peter Zijlstra <peterz@...radead.org>,
        "Lendacky, Thomas" <Thomas.Lendacky@....com>,
        "x86@...nel.org" <x86@...nel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        Namhyung Kim <namhyung@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Jiri Olsa <jolsa@...hat.com>,
        Stephane Eranian <eranian@...gle.com>
Subject: Re: [RFC PATCH v3 0/3] x86/perf/amd: AMD PMC counters and NMI latency

On Wed, Apr 03, 2019 at 10:15:33AM -0400, Vince Weaver wrote:
> > Mind to point me where json events should lay, I could try to convert
> > names.
> 
> I was mostly joking about that.  But the event lists are in the kernel 
> tree in
> 	tools/perf/pmu-events/arch/x86/
>
> I don't think anything older than Nehalem is included.

I see ;)

> After letting the fuzzer run a bit longer I did manage to get it 
> to hard-lock with no messages in the log, though eventually while I was 
> fiddling with alt-sysrq over serial port did get this to trigger.
> Though if I'm going to start reporting p4 crashes I should start a 
> separate thread.

Oh. Will try to take a look on, thanks a lot!